YOUR UNLOADER AND PRESSURE RELIEF VALVE MAY NEED TO BE ADJUSTED PRIOR TO USEAGE. COMET ZWD SERIES PUMPS ARE COVERED BY THE MANUFACTURERS WARRANTY FOR A PERIOD OF 2 YEARS. CALL OR EMAIL US FOR FULL WARRANTY DETAILS.

WE STOCK A WIDE RANGE OF PUMPS AND PUMP PARTS, FAR TO NUMEROUS TO DISPLAY HERE SO CALL OR EMAIL US WITH YOUR SPECIFIC NEEDS.

PUMP MANUFACTURERS RECOMMEND REPLACING PUMP CRANKCASE OIL AFTER AN INITIAL 50 HOUR BREAK-IN PERIOD. FOLLOWING THE INITIAL BREAK IN PERIOD THE OIL SHOULD BE REPLACED EVERY 3 MONTHS OR 500 HOURS WHICHEVER COMES FIRST. THE PUMP OIL LEVEL SHOULD BE PART OF YOUR DAILY INSPECTION